GB/T 5612-2025铸铁牌号表示方法.pdf

ICS77.140.80

CCSJ31

中华人民共和国国家标准

GB/T5612—2025

代替GB/T5612—2008

铸铁牌号表示方法

Designationofcastirons

2025⁃03⁃28发布2025⁃10⁃01实施

国家市场监督管理总局

发布

国家标准化管理委员会

GB/T5612—2025

目次

前言····································································································································Ⅲ

1范围·································································································································1

2规范性引用文件··················································································································1

3术语和定义························································································································1

4铸铁分类及代号··················································································································1

5铸铁牌号表示方法···············································································································1

6铸铁牌号表示示例···············································································································2

附录A（资料性）铸铁牌号与ISO铸铁牌号对照···········································································5

参考文献·······························································································································9

Ⅰ

GB/T5612—2025